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Finding the Fourth Proportional to 583.61, 805.39 and 334.95

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Solution

The fourth proportional to 583.61, 805.39 and 334.95 is: 462.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.61 : 805.39 = 334.95 : x
  2. Step 2: Convert to fraction form
    583.61/805.39 = 334.95/x
  3. Step 3: Cross multiply
    583.61x = 805.39 × 334.95
  4. Step 4: Simplify right side
    583.61x = 269,765.38
  5. Step 5: Solve for x
    x = 269,765.38/583.61
  6. Step 6: Final answer
    x = 462.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.